NPPES file of Aug 9, 2026

Nathan Emmert, O.D.

Optometrist · Elizabethton, TN

Nathan Emmert, O.D. is an optometrist with a practice address in Elizabethton, Tennessee, and NPI 1558675579, issued on Aug 2, 2010. Check the license (Tennessee 2939, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558675579
Name
Nathan Emmert
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
2939 TN
Self-reported in NPPES; status is on the state search
Practice location
920 W G St, Elizabethton, TN 37643
Phone
(423) 543-2020
Enumerated
Aug 2, 2010
Record last updated
Aug 2, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101102000883); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Nathan Emmert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 2939
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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39% more Medicare Part D claims than the average optometrist in 2024

385 Medicare Part D claims for 99 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Nathan Emmert385
  2. Specialty average277

Most prescribed

  1. Latanoprost159 claims
  2. Neomycin-Polymyxin-Dexameth77 claims
  3. Timolol Maleate48 claims
  4. Brimonidine Tartrate-Timolol23 claims
  5. Travoprost20 claims
  6. Prednisolone Acetate12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

12 optometrist records list a practice address in Elizabethton

They are 12 of the 377 NPPES records with a practice address in Elizabethton, and 1,300 optometrist records in Tennessee.

Other optometrist records in Tennessee

  1. Catherine Abbott, O.D.Knoxville, TN1881034114
  2. Eddie Abernathy, ODRogersville, TN1831178508
  3. Khaled Abumayaleh, ODAlcoa, TN1811039266
  4. Thomas Adams, ODChattanooga, TN1699392464
  5. Brent Adamson, O.D.Paris, TN1629419957
  6. Sharon Adhami, O.D.Spring Hill, TN1225035983
  7. Emily Adkisson, ODMemphis, TN1619731247
  8. Mardia Ahmed, O.D.Knoxville, TN1528335999
  9. Sabina Ahmed, O.D.Knoxville, TN1427101716
  10. Ghaith Al-SowaidiChattanooga, TN1427586783

Common questions

What is Nathan Emmert, O.D.'s NPI number?

Nathan Emmert, O.D.'s National Provider Identifier (NPI) is 1558675579, issued on Aug 2, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Emmert, O.D. located?

The NPPES record lists a practice address at 920 W G St, Elizabethton, TN, 37643. Phone: (423) 543-2020. Providers update this record themselves, so call before visiting.

How can I verify Nathan Emmert, O.D.'s license?

NPPES lists Tennessee license number 2939, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Nathan Emmert, O.D. prescribe under Medicare Part D?

In 2024, Nathan Emmert, O.D. had 385 Medicare Part D claims for 99 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.